Open 1.2.0: I can't start my FTB Infinity

[Khoo Wern Sheung]

Version:
1.2.0

What is the bug:
HELP!! I can't launch my FTB Infinity. After multiple reinstalls and downloads, when i launch it, the launcher will exit by itself or showing a yellow message about my 64-bit Java.

Mod & Version:


Paste.feed-the-beast.com log:


Can it be repeated:


Known Fix:

 

[Yaeger]

Please post logfiles, it's near impossible to help out otherwise.